A comet from another star system does not arrive every year. That is part of what made 3I/ATLAS so compelling when it ...

Free agency isn't how the big names change teams anymore, but there are big names worth watching.

Before they were famous, many celebrities did commercials. Stacker challenges you to guess the ads that helped launch 25 ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist ...

Alien: Isolation 2 feels incredibly similar to its predecessor, but there's room for surprises in the great outdoors.

Take me to your sanctuary city. The White House unveiled “Aliens.gov” Thursday, a cheeky new website focused on illegal migrant arrest data – and not UFO disclosure. The eyebrow-raising domain name ...

Only 6.6% of surveyed astrobiologists agreed that scientists had probably found extraterrestrial life on exoplanet K2-18b.

When movie sequels do mostly the same thing as the original, audiences tend not to like it. When a sequel gets bolder, like how Aliens took the universe in a bold new direction and became one of the ...

When the Trump administration registered the domains Aliens.gov and Alien.gov in March, UFO conspiracy theorists wondered whether they might finally get answers they’d long awaited. But coming on the ...

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. This voice experience is generated by AI. Learn ...

On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be ...